semester hour semen contra • semiair-cooled · · · Info · Definitions · Characters · · semester hour · · Text Common · · Latin · · Scripts 13 · · Length Definitions · · · (noun) a unit of academic credit; one hour a week for an academic semester. Synonyms: credit hour. · · Noun Definition 1 Characters · · space U+0020 e latin small letter e U+0065 h latin small letter h U+0068 m latin small letter m U+006D o latin small letter o U+006F r latin small letter r U+0072 s latin small letter s U+0073 t latin small letter t U+0074 u latin small letter u U+0075